020-32037186
COD Online Analyzer
COD Online Analyzer
| Measurement methods | Potassium dichromate digestion at high temperature, colorimetric determination (National Standard GB11914-89) | ||
| Test range | (0-100), (0-200), (0-1000), (0-5000) mg / L range is optional and expandable | ||
| Maximum test range | 0-40000mg / L (after automatic dilution) | ||
| Resistance to chloride ion interference | Maximum 5000mg / L (after automatic dilution) | ||
| Detect offline | 8mg/L | ||
| Resolution | <1mg/L | ||
| Accuracy | Standard solution <5%, water sample <10% | ||
| Reproducibility | ＜5% | ||
| Digestion temperature | 165℃，can be set | ||
| Digestion time | 15min，can be set | ||
| Trouble-free running time | ≥720h/ time | ||
| Range drift | ±5%F.S | ||
| Sample interval | Continuous, 1 hour, 2 hours, 24 hours, trigger | ||
| Calibration interval | Manually or automatically at selected intervals and times (1-7 days) | ||
| Reagent consumption | About 720 samples per set of reagents | ||
| HMI | 7 inch, 70,000 colors, 800 * 480 resolution, TFT true color touch screen | ||
| Reserved printer interface, can be connected to industrial micro printer (optional) | |||
| Store | 20,000 pieces of data, which will not be lost when power is off | ||
| Communication Interface | 1 channel RS232 digital interface or RS485, support MODBUS communication protocol or custom protocol 1 channel analog 4-20mA (20mA corresponding range adjustable) | ||
| Pretreatment system | The functions of self-cleaning, back-blowing, and precision filtering ensure that the sample is well represented, and also avoid the suspension of suspended particles in the pipeline to ensure the continuity of data. (Optional) | ||
| Dimensions | 770*600*450（mm） | Weight | 50kg |
| Power supply | AC220V±20%，50Hz±1% | Power | 300W |
| Ambient temperature | 5—40℃ | Environment humidity | ≤85% |
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